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UC3 Cycle Seeder Admin

This is a twiki page for documenting UC3 cycle seeder administration.

UC3 - the Project

Hosts and roles

Name VM Services
Specs (1)
Public IP
Status (2)
Notes
uc3-mgt
*
management node, ganglia, condor collector & negotiator for uc3-cXXX
R410
Y
WP
Host OS for kvm head node running uc3-cloud.
Admin: still needs ssh/beop/ssh_serial
access enabled for all the other uc3 ndoes
Kernel: stock kernel for kvm stability
Network: ext/int bridged ethernet devices
Disks:
/ 1TB RAID1 OS disk
/export 1TB RAID1 kvm disk
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uc3-cloud
Condor services for UC3 DHTC infrastructure
12/16G/?G
Y
WP
This is a kvm VM living on uc3-mgt
Kernel: UL kernel
Network: ext/int ips 128.135.158.205/10.1.3.93
DNS rename pending for : IP Address: 128.135.158.205
Current Hostname: uct2-squid.uchicago.edu
Disks:
/ 200TB kvm disk file in /export/kvm on uc3-mgt
12 CPU 16G ram
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uc3-test
test host
?/?/?
Y
WP
Test host, internal IP only - Marco
edit
 
uc3-test-sl6
test host with SL6
?/?/?
Y
WP
Test host, internal IP only - Marco
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uc3-sub
*
condor submit node
R410
Y
WP
UC3 submit host.
Condor configured to submit to uc3-cloud.
Kernel: UL kernel for optimized nfs IO
Network: Waiting on ext ip to resolve in dns ext/int ips 128.135.158.243/10.1.3.94
Disk:
/ 1TB RAID1
/export 1TB RAID1
Uchicago login
edit
uc3-c001 - uc3-c020
*
compute node
R410
N
WP
Compute nodes
uc3-c[020] have /scratch,
cvmfs-2.0.7,
Disks
/ 1TB sda JBOD
/scratch 3TB RAID0
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uc3-c021 - uc3-c23
*
 
R410
N
WP
SL6 test nodes
edit
uc3-data
*
data management node
R410
Y
WP
Uchicago login
edit
 
uc3-bosco
BOSCO submit node
 
Y
WP
VM on uc3-mgt
edit
 
uc3-math
 
 
N
WP
VM on uc3-mgt
edit
 
uc3-cvmfs
 
 
N
WP
VM on uc3-mgt
edit

Notes:
  • (1) Machine specs:
    • Hardware in case of physical machine (model/RAM/disk)
      • R410: Dual X5660 (Westmere), 2.8 GHz, 48GB RAM, 4x1 TB SATA disk, SAS2 controller
    • VM specs (cores/RAM/disk allocated)
  • (2) Machine status:
    • DONE - running and operational
    • NEW - installed but off
    • WP - work in progress

Install and config notes

To do:

Usage and testing notes

References to other admins guides

Note when referencing articles in the Admins web, do so like this, eg: Admins.CobberInstallConfig.

CycleSeeder Web Utilities

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Topic revision: r21 - 04 Mar 2013, MarcoMambelli
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